Methyl red
Crystal structure of 4-Dimethylamino-azobenzene-2-carboxylic acid https://dx.doi.org/10.5517/ccnjlzqいいなと思ったら応援しよう！
Crystal structure of 4-Dimethylamino-azobenzene-2-carboxylic acid https://dx.doi.org/10.5517/ccnjlzq Crystal structure of 4-Dimethylamino-azobenzene-2-carboxylic acid https://dx.doi.org/10.5517/ccnjlzq